12783260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91309}}^1$

素因数の和:91325

約数の個数: 24

約数和(自身を含む): 30680160

約数和(自身を除く): 17896900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91309, 182618, 365236, 456545, 639163, 913090, 1278326, 1826180, 2556652, 3195815, 6391630, 12783260]

約数ペア:

[(1, 12783260), (2, 6391630), (4, 3195815), (5, 2556652), (7, 1826180), (10, 1278326), (14, 913090), (20, 639163), (28, 456545), (35, 365236), (70, 182618), (140, 91309)]